What are welding electrodes?

Welding electrodes send an electric current or arc across two pieces of metal, creating extreme heat and causing the two metals to fuse. A welding electrode can be an anode, a cathode, or the elect...
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What are the types of pH electrodes?

Types of pH electrodes include the general purpose electrode, for aqueous solutions; the calomel electrode and the double junction electrode, for organic material and protein solutions; and the tef...
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